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Cheap flights from Porto Alegre to Las Vegas from $403

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto Alegre to Las Vegas departing on 12/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Travel Warning: Due to flooding, the airport may be currently closed. Check local travel advisories before booking.

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Find the cheapest flights from Porto Alegre to Las Vegas

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
3:20 pm - 11:20 pm
POA
-
LAS
37h 00m2 stops
United Airlines Logo
11:59 pm - 4:20 pm
LAS
-
POA
35h 21m2 stops
$685United Airlines
Sun, Feb 15 - Wed, Feb 25
United Airlines Logo
3:25 pm - 8:22 pm
POA
-
LAS
33h 57m2 stops
United Airlines Logo
6:59 pm - 2:35 pm
LAS
-
POA
38h 36m2 stops
$691United Airlines
Mon, Feb 16 - Thu, Feb 26
United Airlines Logo
3:25 pm - 8:22 pm
POA
-
LAS
33h 57m2 stops
United Airlines Logo
12:59 am - 4:20 pm
LAS
-
POA
34h 21m2 stops
$716United Airlines
Mon, Feb 16 - Wed, Feb 25
United Airlines Logo
3:30 pm - 6:29 pm
POA
-
LAS
31h 59m2 stops
United Airlines Logo
3:42 pm - 6:20 pm
LAS
-
POA
45h 38m3 stops
$789United Airlines
Sun, Feb 8 - Sat, Feb 14
United Airlines Logo
3:30 pm - 9:59 pm
POA
-
LAS
35h 29m2 stops
United Airlines Logo
6:00 am - 2:40 pm
LAS
-
POA
27h 40m2 stops
$790United Airlines
Sun, Feb 8 - Sat, Feb 14
United Airlines Logo
3:25 pm - 11:49 am
POA
-
LAS
25h 24m2 stops
United Airlines Logo
8:41 am - 6:20 pm
LAS
-
POA
28h 39m2 stops
$796United Airlines
Mon, Feb 9 - Wed, Feb 18
LATAM Airlines Logo
7:45 am - 8:55 pm
POA
-
LAS
18h 10m2 stops
LATAM Airlines Logo
12:05 pm - 2:05 pm
LAS
-
POA
21h 00m2 stops
$856LATAM Airlines
Mon, Feb 9 - Wed, Feb 18
United Airlines Logo
3:30 pm - 9:02 am
POA
-
LAS
21h 32m2 stops
United Airlines Logo
4:57 pm - 2:20 pm
LAS
-
POA
41h 23m2 stops
$871United Airlines
Tue, Mar 31 - Sat, Apr 11
Copa Airlines Logo
1:30 am - 10:29 pm
POA
-
LAS
25h 59m1 stop
Copa Airlines Logo
12:58 am - 12:25 am
LAS
-
POA
18h 27m1 stop
$897Copa Airlines
Sat, Feb 14 - Tue, Feb 24
LATAM Airlines Logo
8:10 pm - 5:36 pm
POA
-
LAS
26h 26m2 stops
LATAM Airlines Logo
12:20 pm - 12:25 am
LAS
-
POA
31h 05m2 stops
$907LATAM Airlines
Sun, Feb 15 - Wed, Feb 25

American Airlines flights from Porto Alegre to Las Vegas

Our best American Airlines deals on Porto Alegre to Las Vegas flight tickets
American Airlines
Jan 20
POA5:55 pmPorto Alegre Salgado Filho
22h 02m
2 stops
LAS10:57 amLas Vegas Harry Reid Intl
Jan 27
LAS8:11 amLas Vegas Harry Reid Intl
21h 49m
2 stops
POA11:00 amPorto Alegre Salgado Filho
$980
Find similar
American Airlines
Jan 9
POA7:20 pmPorto Alegre Salgado Filho
20h 53m
2 stops
LAS11:13 amLas Vegas Harry Reid Intl
Jan 16
LAS1:06 pmLas Vegas Harry Reid Intl
23h 34m
2 stops
POA5:40 pmPorto Alegre Salgado Filho
$1,749
Find similar

GOL flights from Porto Alegre to Las Vegas

Our best GOL deals on Porto Alegre to Las Vegas flight tickets
GOL
Jan 31
POA11:15 amPorto Alegre Salgado Filho
25h 45m
2 stops
LAS8:00 amLas Vegas Harry Reid Intl
Feb 5
LAS10:55 amLas Vegas Harry Reid Intl
25h 55m
2 stops
POA5:50 pmPorto Alegre Salgado Filho
$1,084
Find similar
GOL
Jan 31
POA1:40 pmPorto Alegre Salgado Filho
23h 20m
2 stops
LAS8:00 amLas Vegas Harry Reid Intl
Feb 5
LAS10:55 amLas Vegas Harry Reid Intl
25h 55m
2 stops
POA5:50 pmPorto Alegre Salgado Filho
$1,085
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Porto Alegre to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 11, 2025.
Use the filters below to find and compare flights from Porto Alegre to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Sun 2/15

3:20 pm-11:20 pm

2 stops37h 00m

Las Vegas Harry Reid Intl

Wed 2/25

11:59 pm-4:20 pm

2 stops35h 21m

$685

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Mon 2/16

3:25 pm-8:22 pm

2 stops33h 57m

Las Vegas Harry Reid Intl

Thu 2/26

6:59 pm-2:35 pm

2 stops38h 36m

$691

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Mon 2/16

3:25 pm-8:22 pm

2 stops33h 57m

Las Vegas Harry Reid Intl

Wed 2/25

12:59 am-4:20 pm

2 stops34h 21m

$716

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Sun 2/8

3:30 pm-6:29 pm

2 stops31h 59m

Las Vegas Harry Reid Intl

Sat 2/14

3:42 pm-6:20 pm

3 stops45h 38m

$789

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Sun 2/8

3:30 pm-9:59 pm

2 stops35h 29m

Las Vegas Harry Reid Intl

Sat 2/14

6:00 am-2:40 pm

2 stops27h 40m

$790

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Mon 2/9

3:25 pm-11:49 am

2 stops25h 24m

Las Vegas Harry Reid Intl

Wed 2/18

8:41 am-6:20 pm

2 stops28h 39m

$796

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Mon 2/9

7:45 am-8:55 pm

2 stops18h 10m

Las Vegas Harry Reid Intl

Wed 2/18

12:05 pm-2:05 pm

2 stops21h 00m

$856

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Tue 3/31

3:30 pm-9:02 am

2 stops21h 32m

Las Vegas Harry Reid Intl

Sat 4/11

4:57 pm-2:20 pm

2 stops41h 23m

$871

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Sat 2/14

1:30 am-10:29 pm

1 stop25h 59m

Las Vegas Harry Reid Intl

Tue 2/24

12:58 am-12:25 am

1 stop18h 27m

$897

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Sun 2/15

8:10 pm-5:36 pm

2 stops26h 26m

Las Vegas Harry Reid Intl

Wed 2/25

12:20 pm-12:25 am

2 stops31h 05m

$907

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Las Vegas from

How to get the cheapest flight ticket from Porto Alegre to Las Vegas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Las Vegas?

The month of August is, on average, the cheapest month to fly to Las Vegas from Porto Alegre, with most prices found around $629. The month of March is another great option to travel to Las Vegas, with average flight prices from Porto Alegre averaging around $755.

What is the cheapest day to depart on your flight to Las Vegas?

Our data shows that Tuesday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $816. Flights from Porto Alegre to Las Vegas on a Wednesday will generally be more expensive and average around $963. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

When to book flights from Porto Alegre to Las Vegas

Are you open to changing your travel dates? Check out the ideal times to fly from Porto Alegre to Las Vegas according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Porto Alegre to Las Vegas (POA to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Porto Alegre to Las Vegas

Fastest flight time

20h 21m

Direct flights

None
The fastest flight from Porto Alegre to Las Vegas takes 20h 21m
There are no direct flights from Porto Alegre to Las Vegas. There are no popular flight routes from Porto Alegre to Las Vegas.
Search flight deals

  • How far is Porto Alegre Salgado Filho to Las Vegas Harry Reid Intl by plane?

    The straight-line distance from Porto Alegre Salgado Filho to Las Vegas Harry Reid Intl is 6167.1 mi. By plane, this route typically takes 20h 21m.

  • When did momondo last update prices for flights from Porto Alegre Salgado Filho Airport to Las Vegas Harry Reid Intl Airport?

    Prices for flights from Porto Alegre Salgado Filho Airport to Las Vegas Harry Reid Intl Airport are updated daily.

  • How old do you have to be to fly from Porto Alegre Salgado Filho Airport to Las Vegas Harry Reid Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Porto Alegre Salgado Filho Airport to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The travel and health documents required for your trip to Las Vegas Harry Reid Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Las Vegas Harry Reid Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Laughlin
Mount Charleston
Henderson
Mesquite
Paradise
North Las Vegas
Kingman
Pahrump
Primm
Furnace Creek
Boulder City
Sunrise Manor
Winchester
Needles

Why use momondo?

Why should I use momondo to find a flight deal from Porto Alegre to Las Vegas?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Porto Alegre to Las Vegas. momondo saves you time and could save you money on your trip.

Can I find flights from Porto Alegre to Las Vegas with flexible booking policies on momondo?

All flight searches from Porto Alegre to Las Vegas on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Porto Alegre to Las Vegas?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Las Vegas from Porto Alegre.

I’m not ready to book a flight from Porto Alegre to Las Vegas right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Porto Alegre to Las Vegas flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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